66003472232 has 32 divisors (see below), whose sum is σ = 129156336000. Its totient is φ = 31562207424.

The previous prime is 66003472207. The next prime is 66003472243. The reversal of 66003472232 is 23227430066.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 66003472192 and 66003472201.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1440053 + ... + 1485179.

It is an arithmetic number, because the mean of its divisors is an integer number (4036135500).

Almost surely, 2^66003472232 is an apocalyptic number.

It is an amenable number.

66003472232 is a deficient number, since it is larger than the sum of its proper divisors (63152863768).

66003472232 is a wasteful number, since it uses less digits than its factorization.

66003472232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53105 (or 53101 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 35.

The spelling of 66003472232 in words is "sixty-six billion, three million, four hundred seventy-two thousand, two hundred thirty-two".